Manager, Data Science Warsaw, Poland

Workato Inc; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Job summary

A leading tech company in Warsaw is seeking an experienced Data Science / Machine Learning Engineering Lead to develop advanced ML capabilities, lead a team, and implement scalable ML solutions. The ideal candidate has over 10 years of experience and a Master's or PhD in a relevant field. This role offers a vibrant work environment with a strong emphasis on innovation and collaboration.

Benefits

Flexible work environment

Health and wellness benefits

Professional development opportunities

Qualifications

• 10+ years of hands-on experience in data science/machine learning.
• 5+ years of experience leading technical teams.
• Track record of deploying ML & LLM models to production at scale.

Responsibilities

• Lead development of advanced ML/AI capabilities.
• Design scalable ML model training pipelines.
• Facilitate knowledge sharing and best practices.

Skills

Data modeling

Machine learning

Python

Statistical analysis

Anomaly detection

Education

Master's or PhD in Computer Science or related field

Tools

Python libraries (PyTorch, TensorFlow)

Apache Spark

MLflow

Apache Flink

Job description

Workato transforms technology complexity into business opportunity. As the leader in enterprise orchestration, Workato helps businesses globally streamline operations by connecting data, processes, applications, and experiences. Its AI-powered platform enables teams to navigate complex workflows in real-time, driving efficiency and agility.

Trusted by a community of 400,000 global customers, Workato empowers organizations of every size to unlock new value and lead in today’s fast-changing world. Learn how Workato helps businesses of all sizes achieve more at workato.com .

Ultimately, Workato believes in fostering a flexible, trust-oriented culture that empowers everyone to take full ownership of their roles. We are driven by innovation and looking for team players who want to actively build our company.

But, we also believe in balancing productivity with self-care. That’s why we offer all of our employees a vibrant and dynamic work environment along with a multitude of benefits they can enjoy inside and outside of their work lives.

If this sounds right up your alley, please submit an application. We look forward to getting to know you!

Forbes’ Cloud 100 recognized us as one of the top 100 private cloud companies in the world

Deloitte Tech Fast 500 ranked us as the 17th fastest growing tech company in the Bay Area, and 96th in North America

Quartz ranked us the #1 best company for remote workers

Responsibilities

We are seeking an experienced Data Science / Machine Learning Engineering Lead to join our team and drive the development of advanced ML/AI capabilities. You will lead a team of Data Scientists / ML Engineers, focusing on building and deploying cutting-edge machine learning solutions using our modern ML infrastructure including Anthropic, OpenAI, and self-hosted LLMs.

Lead, mentor, and develop a team Data Scientists, Data Engineers, ML Engineers

Conduct regular 1:1s, performance reviews, and career development planning

Foster a collaborative, innovative team culture focused on continuous learning

Coordinate work allocation and ensure timely delivery of projects

Facilitate knowledge sharing and best practices across the team

Technical Leadership

Design and implement scalable ML model training pipelines using modern toolset (e.g MLflow, Comet, Langfuse, WandB, Trino, dbt, Spark, Flink, etc)

Lead fine-tuning initiatives for both commercial (Anthropic Claude, OpenAI GPT) and open-source LLMs

Utilise self-hosted LLM infrastructure using Ray, AIBrix, and vLLM for optimal performance and cost efficiency with Lora/QLora

Architect and oversee model continous validation frameworks within our ecosystem

Develop real-time anomaly detection systems leveraging for streaming data processing

Build predictive models for system performance, usage patterns, and automation workflow optimization

Establish ML engineering best practices for model versioning, monitoring, and deployment on Kubernetes

Creation of eval, validation and metrics pipelines for models during training and inference

Strategic Initiatives

Optimize the balance between commercial APIs (Anthropic, OpenAI) and self-hosted models for different use cases

Partner with product and engineering teams to identify high-impact ML opportunities

Define the team's technical roadmap aligned with company objectives

Drive adoption of state-of-the-art ML techniques and tools

Contribute to infrastructure decisions for scaling our ML platform

Operational Excellence

Implement robust CI/CD pipelines for ML models in Kubernetes environments

Monitor model performance using MLflow tracking and implement drift detection

Manage Flink jobs for real-time feature engineering and anomaly detection

Document processes, architectures, and decision rationale

Requirements

Qualifications / Experience / Technical Skills

Education & Experience

Master's or PhD in Computer Science, Machine Learning, Statistics, or related field

10+ years of hands-on experience in data science/machine learning

5+ years of experience leading technical teams

Proven track record of deploying ML & LLM models to production at scale

Technical Skills

Deep expertise in Python and ML frameworks (PyTorch, TensorFlow)

Extensive experience with commercial LLM APIs (Anthropic Claude, OpenAI GPT-4)

Strong proficiency with MLflow for experiment tracking and model management

Experience with distributed computing using Apache Spark

Proficiency with Apache Flink for stream processing and real-time ML

Knowledge of LLM fine-tuning techniques (LoRA, QLoRA, full fine-tuning)

Expertise in anomaly detection algorithms and time series analysis

Leadership Skills

Demonstrated ability to lead and inspire technical teams

Strong communication skills to translate complex technical concepts to stakeholders

Experience with agile development methodologies

Track record of successful cross-functional collaboration

Ability to balance technical excellence with business pragmatism

Soft Skills / Personal Characteristics

Experience with AIBrix, vllm or similar ML platform solutions

Experience with AI code generation and anonymisation pipelines

Knowledge of advanced prompting techniques and prompt engineering

Experience building RAG (Retrieval Augmented Generation) systems

Background in building ML platforms or infrastructure

Familiarity with vector databases (Pinecone, Weaviate, Qdrant)

Experience with model security and responsible AI practices

Contributions to open-source ML projects

(REQ ID: 2252)

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